OTE, the former state monopoly, is the main player in fixed-line telephony. Since the liberalization of the telecommunications market, OTE has been slowly losing market share to "alternative", competing telecom operators, such as Vivodi, Q-Telecom, Tellas and Forthnet. As of 2005, OTE's share on the market hovered around 76%.
Telephones - main lines in use: 6,348,800 (2004).
- modern networks reach all areas; microwave radio relay carries most traffic; 20.000 kilometers of fiber optics and extensive open-wire network; submarine cables to off-shore islands
- domestic: 100% digital; microwave radio relay, open wire, and submarine cable
- international: 100% digital; tropospheric scatter; 8 submarine cables; satellite earth stations - 2 Intelsat (1 Atlantic Ocean and 1 Indian Ocean), 1 Eutelsat, and 1 Inmarsat (Indian Ocean region)
Greece has three mobile telecom companies; Cosmote, Vodafone and WIND.
Number of active lines: 20.285.000 (September 2009), which means 180% penetration. 
Greece owns one Telecommunications Satellite, named Hellas-sat, which provides telecommunication services in a major part of Eastern Europe and Western Asia.
Internet Service Providers (ISPs): 23 (1999). Internet penetration: 46% (2009). 2.154.282 broadband connections, as of Q3 of 2010. Country code (Top-level domain): .gr
Broadband Internet access
Radio broadcast stations:
The state radio and television broadcasting agency is ERT (Elliniki Radiofonia kai Tileorasi - Greek Radio & Television). The station owns 3 national television stations, ET-1, NET (Nea Elliniki Tileorasi) and ET-3 which is based out of Thessaloniki. In January 2006, ERT launched Digital Terrestrial Television with 3 channels. By March 2006, at least 65% of the Greek population will be able to view Digital TV for free with the use of set-top boxes. ERT also operates 7 national radio stations, including ERA 5, the Voice of Greece, which broadcasts internationally via shortwave. ERT is based in Athens.
The first non-pirate private radio station to broadcast in Greece was Athena 98.4 FM, in 1987. Private television began in November, 1989 when Mega Channel began operating. Today, over 1,000 radio stations and approximately 150 television stations broadcast in Greece. Digital satellite broadcasting began in 1999 by the South-African conglomerate Naspers which uses the trademark Nova.
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